Home / 32,900.50-49,336.10-10,405.60

Finding the Fourth Proportional to 32,900.50, 49,336.10 and 10,405.60

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Solution

The fourth proportional to 32,900.50, 49,336.10 and 10,405.60 is: 15,603.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900.50 : 49,336.10 = 10,405.60 : x
  2. Step 2: Convert to fraction form
    32,900.50/49,336.10 = 10,405.60/x
  3. Step 3: Cross multiply
    32,900.50x = 49,336.10 × 10,405.60
  4. Step 4: Simplify right side
    32,900.50x = 513,371,722.16
  5. Step 5: Solve for x
    x = 513,371,722.16/32,900.50
  6. Step 6: Final answer
    x = 15,603.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.